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path: root/examples/websocket/src/ws_handler.erl
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-module(ws_handler).

-export([init/2]).
-export([websocket_init/2]).
-export([websocket_handle/3]).
-export([websocket_info/3]).

init(Req, Opts) ->
	{cowboy_websocket, Req, Opts}.

websocket_init(Req, State) ->
	erlang:start_timer(1000, self(), <<"Hello!">>),
	{ok, Req, State}.

websocket_handle({text, Msg}, Req, State) ->
	{reply, {text, << "That's what she said! ", Msg/binary >>}, Req, State};
websocket_handle(_Data, Req, State) ->
	{ok, Req, State}.

websocket_info({timeout, _Ref, Msg}, Req, State) ->
	erlang:start_timer(1000, self(), <<"How' you doin'?">>),
	{reply, {text, Msg}, Req, State};
websocket_info(_Info, Req, State) ->
	{ok, Req, State}.